HP7747-4-20

View detailed technical data, stock status, and sourcing information for: HP7747-4-20
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-01-481-3014

Item Name Code

27851

Assigment Date

12/28/2000 (25 years ago)

A control that connects two dissimilar items and/or functions in a system/subsystem, providing compatability of signal levels. May be used for interconnecting the following type of items/functions: digital signals, demodulations, signal mixing, cursor formatting, and/or information bridging between data input and processor and/or processor and data output.

0.397 inches nominal thread length, 3a thread class, spline drive shear head head style, right-hand thread direction, 1.631 inches minimum and 1.678 inches maximum fastener length

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Thread Class: 3a
Thread Direction: right-hand
Thread Length: 0.397 inches nominal
Fastener Length: 1.631 inches minimum and 1.678 inches maximum
Head Style: spline drive shear head
Head Height: 0.164 inches nominal
Grip Diameter: 0.422 inches minimum and 0.446 inches maximum
Head Minor Diameter: 0.522 inches minimum and 0.531 inches maximum
End Item Identification: f18 e/f
Nominal Thread Diameter: 0.250 inches
Grip Length: 1.240 inches minimum and 1.260 inches maximum
Thread Quantity Per Inch: 28
Minimum Tensile Strength: 125000 pounds per square inch
Criticality Code Justification: agav
Part Name Assigned By Controlling Agency: bolt,close tolerance, spline drive,cres (125 ksi fsu)
Material: steel comp xm-13 overall
Material Document And Classification: ams 5629 assn std single material response overall
Surface Treatment: passivate overall
Surface Treatment Document And Classification: ams 5629 assn std single treatment response overall
Thread Series Designator: unjf

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number	Name
122896-4-20	Close Tolerance Bolt
AIC688-4-20	Close Tolerance Bolt
GS1031-4-20	Close Tolerance Bolt
HP7747-4-20	Close Tolerance Bolt
MB155-4-20	Close Tolerance Bolt
PBF1266-4-20	Close Tolerance Bolt
S397-4-20	Close Tolerance Bolt
SLB254-4-20	Close Tolerance Bolt
ST3M747-4-20	Close Tolerance Bolt
VCG0002-4-20	Close Tolerance Bolt

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 5306-01-481-3014?

The FSCG of the NSN 5306-01-481-3014 is 5306

Does the NSN 5306-01-481-3014 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5306-01-481-3014 require demilitarization?

Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.

Does NSN 5306-01-481-3014 contain precious materials?

Item does not contain precious metal.

Does NSN 5306-01-481-3014 contain hazardous materials?

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

When the NSN 5306-01-481-3014 was assigned to the Federal Catalog?

It was assigned 25 years ago, on Thu, Dec 28, 2000